Analysis
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max time kernel
180s -
max time network
193s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
25-12-2023 04:41
Static task
static1
Behavioral task
behavioral1
Sample
05ba25a02dacce0d5516e22623156649.doc
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
05ba25a02dacce0d5516e22623156649.doc
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
decrypted.xlsx
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
decrypted.xlsx
Resource
win10v2004-20231215-en
General
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Target
05ba25a02dacce0d5516e22623156649.doc
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Size
1.3MB
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MD5
05ba25a02dacce0d5516e22623156649
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SHA1
85551c311f2b3c8e2bb4fd2394236b0d8a18bb13
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SHA256
2343ad8cbaec4cfc723e45aff2d9bd2da9ad95f13c846a339f9ffa2ce0c58ec4
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SHA512
396bd6593e8f44362db4b82a824cb3e6ef8e7aa8bb479d6f148185f56d3f82626fddd201c8f1d7afca80b2dbac65a6f50368634dce1ecfc880a48d9110f90e1c
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SSDEEP
24576:PUCl6aRO77PRSBDu+SKxbFtnvXPHidJIw+ZdJOpvsviIFTP7ZGDT7U+:hl8bKftvXPHid+HnJOpPI5gDT7U+
Malware Config
Signatures
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 4468 WINWORD.EXE 4468 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 4468 WINWORD.EXE 4468 WINWORD.EXE 4468 WINWORD.EXE 4468 WINWORD.EXE 4468 WINWORD.EXE 4468 WINWORD.EXE 4468 WINWORD.EXE 4468 WINWORD.EXE 4468 WINWORD.EXE 4468 WINWORD.EXE 4468 WINWORD.EXE 4468 WINWORD.EXE 4468 WINWORD.EXE 4468 WINWORD.EXE 4468 WINWORD.EXE -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
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Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\05ba25a02dacce0d5516e22623156649.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4468